ENGINE MAINTENANCE - Maintenance Procedures Oil Drain Plug for Composite Pan What to do after draining oil. Oil Pan Drain Plug Installation The plug/O-ring assembly is damaged. The retention detent cannot be felt during installation. Torque the drain plug to its stop. After draining the oil, replace the drain plug if: 2 Oil Drain Plug Detent 1 1 1. Detent NOTE This engine is equipped with a compo- site oil pan and drain plug. Care should be taken to avoid over-torquing the drain plug. 1. Stop The plug is leaking. The O-ring is missing. Y53-1166-1G1 (08/2018) 51